CVE-2017-0402 : Vulnerability Insights and Analysis

A vulnerability has been identified in Audioserver's libeffects component in Android, potentially allowing unauthorized access to sensitive information.

Understanding CVE-2017-0402

What is CVE-2017-0402?

An information disclosure vulnerability in Audioserver's libeffects component could enable a local malicious application to access data outside its permission levels.

The Impact of CVE-2017-0402

This vulnerability has a Moderate severity rating as it could lead to unauthorized access to sensitive data on affected Android versions.

Technical Details of CVE-2017-0402

Vulnerability Description

The vulnerability exists in lvm/wrapper/Bundle/EffectBundle.cpp in libeffects in Audioserver, affecting multiple Android versions.

Affected Systems and Versions

Android 4.4.4
Android 5.0.2
Android 5.1.1
Android 6.0
Android 6.0.1
Android 7.0
Android 7.1

Exploitation Mechanism

The vulnerability could be exploited by a local malicious application to access data beyond its authorized permission levels.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Google for the affected Android versions.
Regularly update the Android operating system to the latest version.

Long-Term Security Practices

Implement strict permission controls for applications accessing sensitive data.
Conduct regular security audits and vulnerability assessments.

Patching and Updates

Ensure timely installation of security updates and patches released by Google for Android to mitigate the vulnerability.